Phase 5: Advanced Features (AI Assistant, ER Diagram, Favorites, Data Export/Import)

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Duration: 6-8 days
Priority: P1

Description

Implement all advanced productivity and value-add features from the SqlKit roadmap. This includes integrating an AI-powered SQL assistant (Chat), visual ER diagramming, connection/user favorites, and robust data export/import for supported formats.

Features/Requirements

• AI Assistant (Chat/Prompt)
  • Chat UI, model selection, prompt library
  • Smart completions/instructions for SQL, schema doc
  • Reuse connection context (db/schema), return snippets/examples
  • Usage limits and error handling
• ER Diagram View
  • Autogenerate ER diagrams from DB metadata
  • Interactive zoom/pan/export (SVG, PNG), select/reveal table
  • Multi-dialect support (PostgreSQL, MySQL, SQL Server, SQLite)
• Favorites (Connections, Tables, Queries)
  • Allow user to mark connections/tables/queries as favorites and show in a sidebar
  • Drag-to-favorites and remove from favorites
  • Pin query tabs/outputs
• Data Export/Import
  • Export tables/views/results to CSV, JSON, SQL dump
  • Import from CSV (map to columns/preview/validate)
  • Large data set streaming, file dialogs

Deliverables

• AI/Prompt UI: components/ai/AIChatPanel.vue, components/ai/PromptLibrary.vue
• ER diagram UI: components/visual/ERDiagram.vue
• Pinia stores for favorites, chat history, ER diagram state
• Export/import composables/utilities: composables/useExport.ts, composables/useImport.ts
• Wiring to Tauri backend for export/import where needed

Acceptance Criteria

• Features are integrated and testable in the app
• AI assistant is responsive, reliable, and usage limits respected
• ER view is interactive and performs on large schemas
• Favorites are persistent and usable everywhere
• Export/import are robust, tested, handle large data
• All UI responsive and user-friendly